25116434 has 24 divisors (see below), whose sum is σ = 43743168. Its totient is φ = 10594800.

The previous prime is 25116433. The next prime is 25116457. The reversal of 25116434 is 43461152.

It is a hoax number, since the sum of its digits (26) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (25116433) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 166259 + ... + 166409.

It is an arithmetic number, because the mean of its divisors is an integer number (1822632).

Almost surely, 2^25116434 is an apocalyptic number.

25116434 is a deficient number, since it is larger than the sum of its proper divisors (18626734).

25116434 is a wasteful number, since it uses less digits than its factorization.

25116434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 378 (or 269 counting only the distinct ones).

The product of its digits is 2880, while the sum is 26.

The square root of 25116434 is about 5011.6298746017. The cubic root of 25116434 is about 292.8550110267.

Adding to 25116434 its reverse (43461152), we get a palindrome (68577586).

The spelling of 25116434 in words is "twenty-five million, one hundred sixteen thousand, four hundred thirty-four".